1 /* SPDX-License-Identifier: GPL-2.0 */
3 #define TRACE_SYSTEM power
5 #if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
8 #include <linux/cpufreq.h>
9 #include <linux/ktime.h>
10 #include <linux/pm_qos.h>
11 #include <linux/tracepoint.h>
12 #include <linux/trace_events.h>
14 #define TPS(x) tracepoint_string(x)
16 DECLARE_EVENT_CLASS(cpu,
18 TP_PROTO(unsigned int state, unsigned int cpu_id),
20 TP_ARGS(state, cpu_id),
24 __field( u32, cpu_id )
28 __entry->state = state;
29 __entry->cpu_id = cpu_id;
32 TP_printk("state=%lu cpu_id=%lu", (unsigned long)__entry->state,
33 (unsigned long)__entry->cpu_id)
36 DEFINE_EVENT(cpu, cpu_idle,
38 TP_PROTO(unsigned int state, unsigned int cpu_id),
40 TP_ARGS(state, cpu_id)
43 TRACE_EVENT(powernv_throttle,
45 TP_PROTO(int chip_id, const char *reason, int pmax),
47 TP_ARGS(chip_id, reason, pmax),
51 __string(reason, reason)
56 __entry->chip_id = chip_id;
57 __assign_str(reason, reason);
61 TP_printk("Chip %d Pmax %d %s", __entry->chip_id,
62 __entry->pmax, __get_str(reason))
65 TRACE_EVENT(pstate_sample,
67 TP_PROTO(u32 core_busy,
90 __field(u32, core_busy)
91 __field(u32, scaled_busy)
98 __field(u32, io_boost)
102 __entry->core_busy = core_busy;
103 __entry->scaled_busy = scaled_busy;
104 __entry->from = from;
106 __entry->mperf = mperf;
107 __entry->aperf = aperf;
109 __entry->freq = freq;
110 __entry->io_boost = io_boost;
113 TP_printk("core_busy=%lu scaled=%lu from=%lu to=%lu mperf=%llu aperf=%llu tsc=%llu freq=%lu io_boost=%lu",
114 (unsigned long)__entry->core_busy,
115 (unsigned long)__entry->scaled_busy,
116 (unsigned long)__entry->from,
117 (unsigned long)__entry->to,
118 (unsigned long long)__entry->mperf,
119 (unsigned long long)__entry->aperf,
120 (unsigned long long)__entry->tsc,
121 (unsigned long)__entry->freq,
122 (unsigned long)__entry->io_boost
127 /* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */
128 #ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING
129 #define _PWR_EVENT_AVOID_DOUBLE_DEFINING
131 #define PWR_EVENT_EXIT -1
134 #define pm_verb_symbolic(event) \
135 __print_symbolic(event, \
136 { PM_EVENT_SUSPEND, "suspend" }, \
137 { PM_EVENT_RESUME, "resume" }, \
138 { PM_EVENT_FREEZE, "freeze" }, \
139 { PM_EVENT_QUIESCE, "quiesce" }, \
140 { PM_EVENT_HIBERNATE, "hibernate" }, \
141 { PM_EVENT_THAW, "thaw" }, \
142 { PM_EVENT_RESTORE, "restore" }, \
143 { PM_EVENT_RECOVER, "recover" })
145 DEFINE_EVENT(cpu, cpu_frequency,
147 TP_PROTO(unsigned int frequency, unsigned int cpu_id),
149 TP_ARGS(frequency, cpu_id)
152 TRACE_EVENT(cpu_frequency_limits,
154 TP_PROTO(struct cpufreq_policy *policy),
159 __field(u32, min_freq)
160 __field(u32, max_freq)
165 __entry->min_freq = policy->min;
166 __entry->max_freq = policy->max;
167 __entry->cpu_id = policy->cpu;
170 TP_printk("min=%lu max=%lu cpu_id=%lu",
171 (unsigned long)__entry->min_freq,
172 (unsigned long)__entry->max_freq,
173 (unsigned long)__entry->cpu_id)
176 TRACE_EVENT(device_pm_callback_start,
178 TP_PROTO(struct device *dev, const char *pm_ops, int event),
180 TP_ARGS(dev, pm_ops, event),
183 __string(device, dev_name(dev))
184 __string(driver, dev_driver_string(dev))
185 __string(parent, dev->parent ? dev_name(dev->parent) : "none")
186 __string(pm_ops, pm_ops ? pm_ops : "none ")
191 __assign_str(device, dev_name(dev));
192 __assign_str(driver, dev_driver_string(dev));
194 dev->parent ? dev_name(dev->parent) : "none");
195 __assign_str(pm_ops, pm_ops ? pm_ops : "none ");
196 __entry->event = event;
199 TP_printk("%s %s, parent: %s, %s[%s]", __get_str(driver),
200 __get_str(device), __get_str(parent), __get_str(pm_ops),
201 pm_verb_symbolic(__entry->event))
204 TRACE_EVENT(device_pm_callback_end,
206 TP_PROTO(struct device *dev, int error),
211 __string(device, dev_name(dev))
212 __string(driver, dev_driver_string(dev))
217 __assign_str(device, dev_name(dev));
218 __assign_str(driver, dev_driver_string(dev));
219 __entry->error = error;
222 TP_printk("%s %s, err=%d",
223 __get_str(driver), __get_str(device), __entry->error)
226 TRACE_EVENT(suspend_resume,
228 TP_PROTO(const char *action, int val, bool start),
230 TP_ARGS(action, val, start),
233 __field(const char *, action)
239 __entry->action = action;
241 __entry->start = start;
244 TP_printk("%s[%u] %s", __entry->action, (unsigned int)__entry->val,
245 (__entry->start)?"begin":"end")
248 DECLARE_EVENT_CLASS(wakeup_source,
250 TP_PROTO(const char *name, unsigned int state),
252 TP_ARGS(name, state),
255 __string( name, name )
256 __field( u64, state )
260 __assign_str(name, name);
261 __entry->state = state;
264 TP_printk("%s state=0x%lx", __get_str(name),
265 (unsigned long)__entry->state)
268 DEFINE_EVENT(wakeup_source, wakeup_source_activate,
270 TP_PROTO(const char *name, unsigned int state),
275 DEFINE_EVENT(wakeup_source, wakeup_source_deactivate,
277 TP_PROTO(const char *name, unsigned int state),
283 * The clock events are used for clock enable/disable and for
286 DECLARE_EVENT_CLASS(clock,
288 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
290 TP_ARGS(name, state, cpu_id),
293 __string( name, name )
294 __field( u64, state )
295 __field( u64, cpu_id )
299 __assign_str(name, name);
300 __entry->state = state;
301 __entry->cpu_id = cpu_id;
304 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
305 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
308 DEFINE_EVENT(clock, clock_enable,
310 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
312 TP_ARGS(name, state, cpu_id)
315 DEFINE_EVENT(clock, clock_disable,
317 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
319 TP_ARGS(name, state, cpu_id)
322 DEFINE_EVENT(clock, clock_set_rate,
324 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
326 TP_ARGS(name, state, cpu_id)
330 * The power domain events are used for power domains transitions
332 DECLARE_EVENT_CLASS(power_domain,
334 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
336 TP_ARGS(name, state, cpu_id),
339 __string( name, name )
340 __field( u64, state )
341 __field( u64, cpu_id )
345 __assign_str(name, name);
346 __entry->state = state;
347 __entry->cpu_id = cpu_id;
350 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
351 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
354 DEFINE_EVENT(power_domain, power_domain_target,
356 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
358 TP_ARGS(name, state, cpu_id)
362 * The pm qos events are used for pm qos update
364 DECLARE_EVENT_CLASS(pm_qos_request,
366 TP_PROTO(int pm_qos_class, s32 value),
368 TP_ARGS(pm_qos_class, value),
371 __field( int, pm_qos_class )
372 __field( s32, value )
376 __entry->pm_qos_class = pm_qos_class;
377 __entry->value = value;
380 TP_printk("pm_qos_class=%s value=%d",
381 __print_symbolic(__entry->pm_qos_class,
382 { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" },
383 { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" },
384 { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }),
388 DEFINE_EVENT(pm_qos_request, pm_qos_add_request,
390 TP_PROTO(int pm_qos_class, s32 value),
392 TP_ARGS(pm_qos_class, value)
395 DEFINE_EVENT(pm_qos_request, pm_qos_update_request,
397 TP_PROTO(int pm_qos_class, s32 value),
399 TP_ARGS(pm_qos_class, value)
402 DEFINE_EVENT(pm_qos_request, pm_qos_remove_request,
404 TP_PROTO(int pm_qos_class, s32 value),
406 TP_ARGS(pm_qos_class, value)
409 TRACE_EVENT(pm_qos_update_request_timeout,
411 TP_PROTO(int pm_qos_class, s32 value, unsigned long timeout_us),
413 TP_ARGS(pm_qos_class, value, timeout_us),
416 __field( int, pm_qos_class )
417 __field( s32, value )
418 __field( unsigned long, timeout_us )
422 __entry->pm_qos_class = pm_qos_class;
423 __entry->value = value;
424 __entry->timeout_us = timeout_us;
427 TP_printk("pm_qos_class=%s value=%d, timeout_us=%ld",
428 __print_symbolic(__entry->pm_qos_class,
429 { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" },
430 { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" },
431 { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }),
432 __entry->value, __entry->timeout_us)
435 DECLARE_EVENT_CLASS(pm_qos_update,
437 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
439 TP_ARGS(action, prev_value, curr_value),
442 __field( enum pm_qos_req_action, action )
443 __field( int, prev_value )
444 __field( int, curr_value )
448 __entry->action = action;
449 __entry->prev_value = prev_value;
450 __entry->curr_value = curr_value;
453 TP_printk("action=%s prev_value=%d curr_value=%d",
454 __print_symbolic(__entry->action,
455 { PM_QOS_ADD_REQ, "ADD_REQ" },
456 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
457 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
458 __entry->prev_value, __entry->curr_value)
461 DEFINE_EVENT(pm_qos_update, pm_qos_update_target,
463 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
465 TP_ARGS(action, prev_value, curr_value)
468 DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags,
470 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
472 TP_ARGS(action, prev_value, curr_value),
474 TP_printk("action=%s prev_value=0x%x curr_value=0x%x",
475 __print_symbolic(__entry->action,
476 { PM_QOS_ADD_REQ, "ADD_REQ" },
477 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
478 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
479 __entry->prev_value, __entry->curr_value)
482 DECLARE_EVENT_CLASS(dev_pm_qos_request,
484 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
487 TP_ARGS(name, type, new_value),
490 __string( name, name )
491 __field( enum dev_pm_qos_req_type, type )
492 __field( s32, new_value )
496 __assign_str(name, name);
497 __entry->type = type;
498 __entry->new_value = new_value;
501 TP_printk("device=%s type=%s new_value=%d",
503 __print_symbolic(__entry->type,
504 { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" },
505 { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }),
509 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request,
511 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
514 TP_ARGS(name, type, new_value)
517 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_request,
519 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
522 TP_ARGS(name, type, new_value)
525 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_request,
527 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
530 TP_ARGS(name, type, new_value)
532 #endif /* _TRACE_POWER_H */
534 /* This part must be outside protection */
535 #include <trace/define_trace.h>